1. Global Influenza Programme, Infectious Hazards Management, WHO Emergency Programme, WHO Geneva Switzerland
2. Influenza DivisionNational Center for Immunization and Respiratory Diseases, Centers for Disease Control and Prevention Atlanta Georgia USA
3. Department of AgricultureOIE Collaborating Centre for Research on Emerging Avian Diseases, U.S. National Poultry Research Center, Agricultural Research Service Athens Georgia USA
4. National Institute for Viral Disease Control and Prevention China
5. CSIRO Australian Animal Health Laboratory Geelong Australia
6. WHO Collaborating Centre for Reference and Research on Influenza, Crick Worldwide Influenza Centre, The Francis Crick Institute London UK
7. School of Public Health, Li Ka Shing Faculty of Medicine, The University of Hong Kong, Hong Kong Special Administrative Region China
8. Department of Infectious DiseasesSt. Jude Children's Research Hospital Memphis Tennessee USA
9. Department of ViroscienceErasmus MC Rotterdam The Netherlands
10. Division of Virology, Department of Microbiology and ImmunologyInstitute of Medical Science, University of Tokyo Tokyo Japan
11. Department of Pathobiological SciencesSchool of Veterinary Medicine, University of Wisconsin‐Madison Madison Wisconsin USA
12. Department of Special Pathogens, International Research Center for Infectious DiseasesInstitute of Medical Science, University of Tokyo Tokyo Japan